260655087160

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{659}}^1\times {\mathrm{760637}}^1$

素因数の和:761320

約数の個数: 64

約数和(自身を含む): 632546560800

約数和(自身を除く): 371891473640

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 659, 1318, 2636, 3295, 5272, 6590, 8567, 13180, 17134, 26360, 34268, 42835, 68536, 85670, 171340, 342680, 760637, 1521274, 3042548, 3803185, 6085096, 7606370, 9888281, 15212740, 19776562, 30425480, 39553124, 49441405, 79106248, 98882810, 197765620, 395531240, 501259783, 1002519566, 2005039132, 2506298915, 4010078264, 5012597830, 6516377179, 10025195660, 13032754358, 20050391320, 26065508716, 32581885895, 52131017432, 65163771790, 130327543580, 260655087160]

約数ペア:

[(1, 260655087160), (2, 130327543580), (4, 65163771790), (5, 52131017432), (8, 32581885895), (10, 26065508716), (13, 20050391320), (20, 13032754358), (26, 10025195660), (40, 6516377179), (52, 5012597830), (65, 4010078264), (104, 2506298915), (130, 2005039132), (260, 1002519566), (520, 501259783), (659, 395531240), (1318, 197765620), (2636, 98882810), (3295, 79106248), (5272, 49441405), (6590, 39553124), (8567, 30425480), (13180, 19776562), (17134, 15212740), (26360, 9888281), (34268, 7606370), (42835, 6085096), (68536, 3803185), (85670, 3042548), (171340, 1521274), (342680, 760637)]